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/* Definitions of target machine for GCC, for SPARC64, ELF.
   Copyright (C) 1994, 1995, 1996, 1997, 1998, 2000, 2004, 2005, 2007
   Free Software Foundation, Inc.
   Contributed by Doug Evans, dje@cygnus.com.
 
This file is part of GCC.
 
GCC is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 3, or (at your option)
any later version.
 
GCC is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
GNU General Public License for more details.
 
You should have received a copy of the GNU General Public License
along with GCC; see the file COPYING3.  If not see
<http://www.gnu.org/licenses/>.  */
 
#undef TARGET_VERSION
#define TARGET_VERSION fprintf (stderr, " (sparc64-elf)")
 
/* A 64 bit v9 compiler in a Medium/Anywhere code model environment.  */
#undef TARGET_DEFAULT
#define TARGET_DEFAULT \
(MASK_V9 + MASK_PTR64 + MASK_64BIT + MASK_HARD_QUAD \
 + MASK_APP_REGS + MASK_FPU + MASK_STACK_BIAS + MASK_LONG_DOUBLE_128)
 
#undef SPARC_DEFAULT_CMODEL
#define SPARC_DEFAULT_CMODEL CM_EMBMEDANY
 
/* Don't assume anything about the header files.  */
#define NO_IMPLICIT_EXTERN_C
 
/* __svr4__ is used by the C library (FIXME) */
#undef CPP_SUBTARGET_SPEC
#define CPP_SUBTARGET_SPEC "-D__svr4__"
 
#undef MD_EXEC_PREFIX
#undef MD_STARTFILE_PREFIX
 
#undef ASM_SPEC
#define ASM_SPEC "\
%{v:-V} -s %{fpic|fPIC|fpie|fPIE:-K PIC} \
%{mlittle-endian:-EL} \
%(asm_cpu) %(asm_arch) \
"
 
/* This is taken from sol2.h.  */
#undef LINK_SPEC
#define LINK_SPEC "\
%{v:-V} \
%{mlittle-endian:-EL} \
"
 
/* We need something a little simpler for the embedded environment.
   Profiling doesn't really work yet so we just copy the default.  */
#undef STARTFILE_SPEC
#define STARTFILE_SPEC "\
%{!shared:%{pg:gcrt0.o%s}%{!pg:%{p:mcrt0.o%s}%{!p:crt0.o%s}}} \
crtbegin.o%s \
"
 
#undef ENDFILE_SPEC
#define ENDFILE_SPEC \
  "%{ffast-math|funsafe-math-optimizations:crtfastmath.o%s} \
   crtend.o%s"
 
/* Use the default (for now).  */
#undef LIB_SPEC
 
/* This defines which switch letters take arguments.
   It is as in svr4.h but with -R added.  */
#undef SWITCH_TAKES_ARG
#define SWITCH_TAKES_ARG(CHAR) \
  (DEFAULT_SWITCH_TAKES_ARG(CHAR) \
   || (CHAR) == 'R' \
   || (CHAR) == 'h' \
   || (CHAR) == 'z')
 
#undef BYTES_BIG_ENDIAN
#define BYTES_BIG_ENDIAN (! TARGET_LITTLE_ENDIAN)
 
#undef WORDS_BIG_ENDIAN
#define WORDS_BIG_ENDIAN (! TARGET_LITTLE_ENDIAN)

#undef  LOCAL_LABEL_PREFIX
#define LOCAL_LABEL_PREFIX  "."
 
/* This is how to store into the string LABEL
   the symbol_ref name of an internal numbered label where
   PREFIX is the class of label and NUM is the number within the class.
   This is suitable for output with `assemble_name'.  */
 
#undef  ASM_GENERATE_INTERNAL_LABEL
#define ASM_GENERATE_INTERNAL_LABEL(LABEL,PREFIX,NUM)	\
  sprintf ((LABEL), "*.L%s%ld", (PREFIX), (long)(NUM))

/* ??? This should be 32 bits for v9 but what can we do?  */
#undef WCHAR_TYPE
#define WCHAR_TYPE "short unsigned int"
 
#undef WCHAR_TYPE_SIZE
#define WCHAR_TYPE_SIZE 16
 
#undef LONG_DOUBLE_TYPE_SIZE
#define LONG_DOUBLE_TYPE_SIZE 128
 
/* The medium/anywhere code model practically requires us to put jump tables
   in the text section as gcc is unable to distinguish LABEL_REF's of jump
   tables from other label refs (when we need to).  */
/* But we now defer the tables to the end of the function, so we make
   this 0 to not confuse the branch shortening code.  */
#undef JUMP_TABLES_IN_TEXT_SECTION
#define JUMP_TABLES_IN_TEXT_SECTION 0